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2025-11-09 - 04:20
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackeslot4.osadl.org (updated Sun Nov 09, 2025 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
316184499301,28cyclictest3317646-21apt-get21:35:130
3161844992824,2cyclictest0-21swapper/000:10:010
316184499282,3cyclictest3475467-21apt-get23:40:120
3161844992719,6cyclictest3167617-21ps19:15:160
316184499271,3cyclictest3387203-21apt-get22:30:120
316185499262,21cyclictest3285535-21apt-get21:10:133
316185299260,22cyclictest0-21swapper/222:20:122
316184499262,2cyclictest3208278-21apt-get19:55:120
3161844992616,9cyclictest0-21swapper/021:35:000
316184499261,22cyclictest0-21swapper/023:45:130
3161854992520,3cyclictest3341569-21ssh21:52:023
316185499251,23cyclictest3424940-21cron22:59:593
316185499251,21cyclictest3285210-21diskmemload22:20:163
316185299251,20cyclictest3285210-21diskmemload22:50:182
316185299251,20cyclictest0-21swapper/222:49:112
316184899250,22cyclictest3538654-21apt-get00:30:141
3161844992518,5cyclictest3456462-21cut23:25:010
316184499251,2cyclictest3368458-21apt-get22:15:150
316184499251,22cyclictest0-21swapper/019:50:140
316184499251,21cyclictest3425265-21apt-get23:00:110
316184499251,21cyclictest3234174-21apt-get20:20:130
316184499250,4cyclictest3424946-21idleruntime-cro23:00:000
316184499250,2cyclictest0-21swapper/019:40:130
316185499241,20cyclictest3285210-21diskmemload22:40:163
3161852992418,5cyclictest3502847-21cut00:00:182
316185299241,3cyclictest3317646-21apt-get21:35:142
316185299241,21cyclictest0-21swapper/223:45:142
316185299241,20cyclictest3285210-21diskmemload21:10:012
316185299240,3cyclictest0-21swapper/200:10:152
316185299240,23cyclictest3373398-21ssh22:16:452
316185299240,21cyclictest3538662-21ssh00:30:142
316185299240,21cyclictest3355408-21ssh22:05:142
316185299240,21cyclictest3347075-21timerandwakeup21:55:222
316185299240,20cyclictest0-21swapper/221:45:112
316184899244,19cyclictest0-21swapper/121:30:121
316184899241,21cyclictest3500573-21apt-get00:00:121
316184499242,2cyclictest3532370-21apt-get00:25:140
3161844992420,2cyclictest3519760-21apt-get00:15:120
3161844992419,4cyclictest3475141-21idleruntime-cro23:40:010
3161844992419,3cyclictest3385043-21ntp_states22:25:250
316184499241,2cyclictest3285210-21diskmemload00:32:430
316184499241,2cyclictest0-21swapper/021:45:120
316184499241,2cyclictest0-21swapper/021:43:060
316184499241,2cyclictest0-21swapper/021:00:110
316184499241,22cyclictest3285210-21diskmemload22:37:070
316184499241,21cyclictest3285210-21diskmemload21:59:230
316184499241,21cyclictest0-21swapper/022:20:120
316184499241,20cyclictest64-21kcompactd023:25:030
316184499241,20cyclictest3349079-21apt-get22:00:120
316184499241,1cyclictest0-21swapper/023:10:040
316184499241,1cyclictest0-21swapper/023:06:320
316184499240,21cyclictest3198144-21apt-get19:45:110
316184499240,20cyclictest3285210-21diskmemload00:10:090
316184499240,20cyclictest0-21swapper/019:20:140
3161854992319,3cyclictest3530965-21ssh00:21:303
3161854992319,2cyclictest3463333-21hddtemp_smartct23:30:173
3161854992319,2cyclictest3285210-21diskmemload22:08:033
3161854992319,2cyclictest3285210-21diskmemload21:20:353
316185499231,2cyclictest3486278-21users23:45:273
316185499231,2cyclictest3285210-21diskmemload23:19:043
316185499231,2cyclictest3285210-21diskmemload23:19:033
316185499231,2cyclictest3285210-21diskmemload22:52:533
316185499231,2cyclictest3285210-21diskmemload21:16:573
316185499231,21cyclictest3285210-21diskmemload23:01:243
316185499231,20cyclictest3285210-21diskmemload22:49:373
316185499231,20cyclictest0-21swapper/322:30:163
316185499231,19cyclictest0-21swapper/323:05:043
316185499230,4cyclictest3525746-21cron00:20:013
316185499230,3cyclictest3264458-21cron20:50:003
316185499230,22cyclictest3234678-21irqcore20:20:183
316185499230,20cyclictest0-21swapper/323:40:123
316185499230,20cyclictest0-21swapper/319:45:123
316185499230,19cyclictest0-21swapper/323:20:123
316185499230,19cyclictest0-21swapper/319:35:163
3161852992320,2cyclictest3532370-21apt-get00:25:142
3161852992320,2cyclictest3239322-21apt-get20:25:142
3161852992319,2cyclictest3336825-21fw_conntrack21:50:162
3161852992319,2cyclictest0-21swapper/222:10:122
3161852992318,3cyclictest3381500-21sed22:25:202
3161852992317,4cyclictest3550814-21cron00:40:002
3161852992317,3cyclictest0-21swapper/223:10:152
316185299231,2cyclictest3285210-21diskmemload22:56:412
316185299231,21cyclictest0-21swapper/223:15:132
316185299231,21cyclictest0-21swapper/223:15:122
316185299231,20cyclictest3450367-21apt-get23:20:122
316185299231,20cyclictest3213358-21apt-get20:00:132
316185299231,18cyclictest3285210-21diskmemload21:25:382
316185299230,3cyclictest3475473-21ssh23:40:122
316185299230,2cyclictest3530472-21timerwakeupswit00:20:242
316185299230,2cyclictest3314330-21grep21:30:182
316185299230,21cyclictest0-21swapper/223:30:172
316185299230,1cyclictest3285210-21diskmemload00:15:172
316185299230,1cyclictest0-21swapper/221:41:052
316185299230,19cyclictest0-21swapper/221:22:282
316185299230,19cyclictest0-21swapper/200:06:502
316184899233,1cyclictest3411300-21sh22:46:201
3161848992319,2cyclictest3367715-21munin-run22:15:011
3161848992317,4cyclictest3291903-21df21:15:141
316184899231,2cyclictest3285210-21diskmemload00:26:311
316184899231,2cyclictest3264740-21apt-get20:50:161
316184899231,20cyclictest3342807-21apt-get21:55:111
316184899231,20cyclictest3218935-21apt-get20:05:151
316184899230,22cyclictest3525638-21ssh00:19:431
316184899230,22cyclictest3207999-21cron19:55:001
316184899230,21cyclictest3511231-21ntpq00:05:221
316184899230,21cyclictest3469795-21sed23:35:181
316184899230,21cyclictest3285210-21diskmemload22:43:391
316184899230,20cyclictest3456643-21ssh23:25:121
316184899230,20cyclictest3349086-21ssh22:00:121
316184899230,20cyclictest3285210-21diskmemload23:40:161
316184899230,19cyclictest3166591-21kworker/u8:2+rpciod21:45:071
3161844992319,2cyclictest3263604-21ntpq20:45:210
3161844992318,3cyclictest3249174-21cron20:35:010
316184499231,2cyclictest3285210-21diskmemload23:53:160
316184499231,2cyclictest3285210-21diskmemload23:31:090
316184499231,2cyclictest3285210-21diskmemload22:40:140
316184499231,2cyclictest3285210-21diskmemload22:07:240
316184499231,2cyclictest0-21swapper/022:49:110
316184499231,2cyclictest0-21swapper/021:22:270
316184499231,21cyclictest3285210-21diskmemload21:25:550
316184499231,21cyclictest0-21swapper/021:10:020
316184499231,21cyclictest0-21swapper/020:25:140
316184499231,20cyclictest3444095-21apt-get23:15:120
316184499231,20cyclictest3444095-21apt-get23:15:120
316184499231,1cyclictest0-21swapper/022:10:380
316184499230,3cyclictest3530470-21cat00:20:240
316184499230,21cyclictest64-21kcompactd019:27:440
316184499230,21cyclictest3415022-21/usr/sbin/munin22:50:170
316184499230,20cyclictest0-21swapper/020:50:120
3161854992219,2cyclictest3285210-21diskmemload23:54:293
3161854992219,2cyclictest3285210-21diskmemload21:31:493
3161854992219,2cyclictest3285210-21diskmemload00:26:093
3161854992219,1cyclictest0-21swapper/319:25:143
3161854992217,4cyclictest3513456-21ssh00:10:113
316185499221,20cyclictest3285210-21diskmemload23:56:393
316185499221,20cyclictest3285210-21diskmemload23:12:223
316185499221,20cyclictest0-21swapper/323:38:113
316185499221,20cyclictest0-21swapper/319:25:013
316185499221,1cyclictest3285210-21diskmemload23:25:153
316185499221,1cyclictest3285210-21diskmemload00:39:283
316185499220,2cyclictest3285210-21diskmemload22:17:443
316185499220,2cyclictest3285210-21diskmemload21:38:443
316185499220,21cyclictest3512274-21ssh00:07:133
316185499220,21cyclictest3336161-21sh21:49:533
316185499220,21cyclictest3285210-21diskmemload21:57:133
316185499220,20cyclictest3361670-21/usr/sbin/munin22:10:163
316185499220,19cyclictest3280115-21sort21:05:003
316185499220,19cyclictest0-21swapper/320:25:153
316185499220,19cyclictest0-21swapper/319:50:143
3161852992219,2cyclictest3493539-21ssh23:53:382
3161852992219,2cyclictest3393780-21ssh22:35:162
3161852992219,2cyclictest3285210-21diskmemload23:26:032
3161852992218,2cyclictest0-21swapper/220:20:142
3161852992217,4cyclictest3436252-21ssh23:06:042
3161852992216,4cyclictest3182591-21awk19:30:002
316185299221,1cyclictest0-21swapper/222:00:122
316185299220,2cyclictest0-21swapper/222:31:412
316185299220,2cyclictest0-21swapper/219:55:122
316185299220,2cyclictest0-21swapper/219:40:132
316185299220,1cyclictest0-21swapper/223:35:562
316185299220,1cyclictest0-21swapper/222:41:522
316185299220,1cyclictest0-21swapper/221:15:332
316185299220,19cyclictest0-21swapper/219:50:142
316185299220,19cyclictest0-21swapper/219:45:112
3161848992219,2cyclictest3285210-21diskmemload21:14:341
3161848992219,1cyclictest3254557-21apt-get20:40:131
3161848992218,2cyclictest3437801-21ssh23:10:101
316184899221,2cyclictest3285210-21diskmemload22:50:281
316184899221,20cyclictest3285210-21diskmemload23:54:441
316184899221,20cyclictest3285210-21diskmemload22:34:081
316184899221,20cyclictest0-21swapper/120:13:061
316184899221,1cyclictest3285210-21diskmemload23:09:471
316184899221,1cyclictest3285210-21diskmemload22:26:481
316184899221,1cyclictest3285210-21diskmemload21:20:441
316184899221,19cyclictest3285210-21diskmemload23:00:491
316184899220,3cyclictest3399396-21ls22:39:591
316184899220,2cyclictest3419187-21df22:55:141
316184899220,2cyclictest3285210-21diskmemload21:52:231
316184899220,21cyclictest3544839-21/usr/sbin/munin00:35:181
316184899220,21cyclictest3455100-21ssh23:21:071
316184899220,21cyclictest3379595-21ssh22:21:341
316184899220,19cyclictest3167131-21apt-get19:15:121
316184899220,19cyclictest0-21swapper/120:00:121
3161844992219,2cyclictest0-21swapper/023:55:480
3161844992219,2cyclictest0-21swapper/021:50:370
316184499221,2cyclictest0-21swapper/000:00:110
316184499221,20cyclictest0-21swapper/021:15:500
316184499221,20cyclictest0-21swapper/020:00:120
3161854992119,1cyclictest0-21swapper/322:35:173
3161854992119,1cyclictest0-21swapper/320:35:133
3161854992119,1cyclictest0-21swapper/300:31:393
3161854992118,2cyclictest3323863-21ssh21:40:063
316185499211,1cyclictest0-21swapper/300:00:123
316185499210,2cyclictest3193558-21tr19:40:173
316185499210,2cyclictest0-21swapper/322:02:033
316185499210,20cyclictest3285210-21diskmemload22:25:533
316185499210,20cyclictest3171980-21cron19:20:003
316185499210,1cyclictest0-21swapper/319:55:123
316185499210,19cyclictest3274616-21cron21:00:013
316185499210,19cyclictest3274616-21cron21:00:003
3161852992119,1cyclictest3172263-21apt-get19:20:152
3161852992119,1cyclictest0-21swapper/221:00:112
3161852992118,2cyclictest3285210-21diskmemload23:56:302
3161852992118,1cyclictest0-21swapper/220:45:212
3161852992117,2cyclictest3167625-21irqcore19:15:172
3161852992115,4cyclictest3229593-21cut20:15:182
316185299210,1cyclictest0-21swapper/220:09:202
3161848992119,1cyclictest3285210-21diskmemload21:35:481
3161848992119,1cyclictest3197231-21find19:40:241
3161848992119,1cyclictest0-21swapper/122:05:481
3161848992119,1cyclictest0-21swapper/121:41:401
3161848992119,1cyclictest0-21swapper/119:45:121
3161848992118,2cyclictest3467440-21sshd23:30:271
3161848992118,2cyclictest0-21swapper/121:26:061
3161848992117,3cyclictest3254308-21idleruntime-cro20:40:001
316184899211,1cyclictest3481767-21apt-get23:45:131
316184899211,1cyclictest0-21swapper/120:20:141
316184899210,20cyclictest3285210-21diskmemload00:11:391
316184899210,20cyclictest3280709-21fw_packets21:05:151
316184899210,20cyclictest0-21swapper/122:15:151
316184899210,19cyclictest3285210-21diskmemload23:15:171
316184899210,19cyclictest3285210-21diskmemload23:15:171
316184899210,19cyclictest3285210-21diskmemload00:21:051
316184899210,19cyclictest0-21swapper/120:45:121
316184899210,19cyclictest0-21swapper/120:15:131
3161844992118,2cyclictest3249454-21apt-get20:35:130
3161844992117,3cyclictest3229586-21ps20:15:180
316184499210,19cyclictest3269792-21apt-get20:55:130
316184499210,19cyclictest3269792-21apt-get20:55:120
3161854992018,1cyclictest0-21swapper/320:40:143
3161854992018,1cyclictest0-21swapper/320:05:153
3161854992016,2cyclictest0-21swapper/319:30:203
316185499200,1cyclictest0-21swapper/321:05:133
3161852992018,1cyclictest0-21swapper/220:55:122
3161852992018,1cyclictest0-21swapper/220:55:122
3161852992017,2cyclictest64-21kcompactd021:05:472
3161852992016,2cyclictest3249176-21cron20:35:002
316185299200,19cyclictest0-21swapper/220:50:162
3161848992018,1cyclictest64-21kcompactd020:30:501
3161848992018,1cyclictest0-21swapper/119:30:001
3161848992017,1cyclictest3208278-21apt-get19:55:111
3161848992016,2cyclictest3274891-21apt-get21:00:101
316184899200,1cyclictest0-21swapper/120:55:121
316184899200,1cyclictest0-21swapper/120:55:121
3161844992018,1cyclictest0-21swapper/020:40:130
3161844992017,2cyclictest64-21kcompactd020:08:160
3161844992017,1cyclictest0-21swapper/021:05:130
3161854991917,1cyclictest3229089-21apt-get20:15:133
3161852991916,2cyclictest0-21swapper/220:40:132
3161848991917,1cyclictest64-21kcompactd019:24:181
3161854991816,1cyclictest0-21swapper/320:30:123
3161854991713,2cyclictest3226261-21kthreadcore20:10:193
3161852991715,1cyclictest0-21swapper/220:35:132
3161848991715,1cyclictest0-21swapper/119:32:021
3161844991714,2cyclictest245621450irq/127-enp0s29f1:rx-019:39:370
3161854991614,1cyclictest0-21swapper/319:14:373
3161848991614,1cyclictest3191938-21modprobe19:35:261
3161848991614,1cyclictest0-21swapper/119:10:121
3161844991611,3cyclictest3162546-21grep19:10:170
316185299159,4cyclictest3162543-21ps19:10:172
3161844991513,1cyclictest64-21kcompactd020:13:380
3161852991411,2cyclictest3228824-21latency_hist20:15:002
3161848991412,1cyclictest0-21swapper/120:25:141
3161854991311,1cyclictest0-21swapper/320:50:163
3161854991311,1cyclictest0-21swapper/320:05:003
316185299139,2cyclictest0-21swapper/219:30:152
3161844991311,1cyclictest0-21swapper/019:30:140
316185299120,3cyclictest3161770-21latency_hist19:10:012
316185499110,3cyclictest3161770-21latency_hist19:10:013
316185299110,10cyclictest0-21swapper/219:35:162
31618449997,1cyclictest0-21swapper/019:10:010
31618489975,1cyclictest3161770-21latency_hist19:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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